Customization: | Available |
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CAS No.: | 521-31-3 |
Formula: | C8h7n3o2 |
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Introduction:
Luminol is an organic compound which, when oxidized, emits light - a phenomenon known as chemiluminescence. This is similar to the reactions that fireflies uses to emit light, and to those used in "glow-sticks" and some roadside emergency lights. In this reaction, a small amount of luminol (3-aminophthalhydrazide or 5-amino-2,3-dihydro- 1,4-phthalazinedione) is dissolved in a basic aqueous solution, which also contains a small amount of copper(II) sulfate. To this solution is added a solution of a mild oxidizing agent, which is 0.3% in the demonstration below. (Bleach is also used in some recipes as the oxidizing agent.) The reaction is believed to occur by the following mechanism:
Application:
1. It can be used as chemical analysis reagents, indicators.
2. It can be used for chemiluminescence analysis such as measurement of metal cations, blood and glucocorticoids
Melting point | >300 °C(lit.) |
Boiling point | 309.07°C (rough estimate) |
density | 1.3393 (rough estimate) |
refractive index | 1.6500 (estimate) |
storage temp. | 0-6°C |
pka | (Calcd.) 10.50 ± 0.20;;0.58 ± 0.20(at 25ºC) |
form | Powder |
color | Dark green to dark blue-purple |
PH Range | NonH uorescence (6.0) to blue H uorescence (7.0) |
Water Solubility | <0.1 g/100 mL at 19 ºC |
λmax | 425nm |
BRN | 383929 |
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For those high value products, you just need to freight and certain productcost. When we both cooperate for some times or when you are our VIPcustomer, free sample will be offered when you need.
Q2:Which payment is available for your company?
Re: T/T, L/C trade insurance. You can choose the one which isconvenient for you.
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Re: For small quantity products, they will be delivered to you byinternational courier(DHL, FedEx, TNT etc.) or by air. Usually it will cost3-5days that you can get the goods after delivery.For large quantityproducts,shipping by see is worthwhile.lt will cost days to weeks to come toyour destination port, which depends on where the port is.
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Re: Yes. lf needed, we'd like to use label or package according to yourrequirement.
Q5: How can you guarantee the goods you offer is qualified?
Re: We always believe honesty and responsibility are basis of onecompany, so whatever products we provide for you all are qualified. We willhave goods tested and provide COA before delivery for sure.
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NO.1.Our company guarantes that the products that leave the factory are produced and inspected accrding to the relevant national standards and the ungualitfed productswll never leave the factory. Guarantee the strict implementation and fulfilment ofproduct quality, and strictly implement relevant regulations on product afer-salesservice.
NO.2. the customer raises objection to the quality ofou company's products, we promises to respond within 24 hours afer reciving the user's objection Ifthe quality ofour company's products does not meet the promise, we are willing to refund the payment.